var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');

var session = require('express-session')({
    secret: "my-secret",
    cookie: {
        maxAge: 60*60*1000
    }
});
var ioSession = require('express-socket.io-session')(session,{
    autoSave:true
});

var logger = require('morgan');
var stylus = require('stylus');

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');

var app = express();

//new add
var server = require('http').Server(app);
var io = require('socket.io')(server);

io.use(ioSession);

io.on('connection',function(socket){
    // socket.on('say',function(data,cb){
    //     cb('you say: '+data);
    // });
    socket.on('say',function(data){
        //console.log(socket.handshake.session.user);
        var now = new Date();
        var hour = now.getHours() < 10 ? "0" + now.getHours() : now.getHours();
        var minute = now.getMinutes() < 10 ? "0" + now.getMinutes() : now.getMinutes();
        var second = now.getSeconds() < 10 ? "0" + now.getSeconds() : now.getSeconds();
        var time = hour + ':' + minute + ':' + second;
        io.emit('newSay',{username:socket.handshake.session.user.username||'', msg:data.msg,time});
    });
});

server.listen(3000);
//new add

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(session);
app.use(stylus.middleware(path.join(__dirname, 'public')));
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', indexRouter);
app.use('/users', usersRouter);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

//module.exports = app;
